US PATENT SUBCLASS 536 / 28.54
.~.~.~.~.~.~.~ Alkyl, or substituted alkyl, bonded directly to the 5-position of the diazine ring (e.g., thymidine, 5-methyl uridine, etc.)

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


536 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1.11  DF  .~ Carbohydrates or derivatives {15}
18.7  DF  .~.~ Nitrogen containing {13}
22.1  DF  .~.~.~ N-glycosides, polymers thereof, metal derivatives (e.g., nucleic acids, oligonucleotides, etc.) {12}
28.1  DF  .~.~.~.~ N-glycosides wherein the N is part of a six-membered hetero ring (e.g., diazines, etc.) {3}
28.4  DF  .~.~.~.~.~ The N-hetero ring is a 1,3-diazine ring, including hydrogenated (e.g., pyrimidines, etc.) {2}
28.53  DF  .~.~.~.~.~.~ Chalcogen bonded directly to the 2- and 4-positions of the diazine ring (e.g., uridine, etc.) {2}
28.54.~.~.~.~.~.~.~ Alkyl, or substituted alkyl, bonded directly to the 5-position of the diazine ring (e.g., thymidine, 5-methyl uridine, etc.)

DEFINITION

Classification: 536/28.54

Alkyl, or substituted alkyl, bonded directly to the 5-position of the diazine ring (e.g., thymidine, 5-methyl

uridine, etc.):

(under subclass 28.53) Compounds wherein an alkyl group, or a substituted alkyl group, is bonded directly to the 5-position of the diazine ring.

(1) Note. Examples of compounds provided for herein are: [figure]